Source code for pyforms_web.controls.control_date

import datetime
from datetime import date
from pyforms_web.controls.control_base import ControlBase
import simplejson
from django.db.models.fields import NOT_PROVIDED

from django.utils.dateparse import parse_datetime
from django.utils import timezone

class ControlDate(ControlBase):

    def init_form(self): return "new ControlDate('{0}', {1})".format( self._name, simplejson.dumps(self.serialize()) )

    @property
    def value(self): return ControlBase.value.fget(self)
        
    @value.setter
    def value(self, value):
        try:
            if isinstance(value, str) and len(value.strip())==0:
                value = None

            if value is not None and isinstance(value, str):
                try:
                    value = datetime.datetime.strptime(value, '%Y%m%d')
                except:
                    try:
                        value = datetime.datetime.strptime(value, '%Y-%m-%d')
                    except Exception as e:
                        raise Exception('The value is not a valid date: '+value)
            if value and isinstance(value, datetime.datetime):
                value = value.date()


            ControlBase.value.fset(self, value)
            self.error = False
        except Exception as e:
            self.error = True
            self.mark_to_update_client()
            raise e

    def serialize(self):
        data = ControlBase.serialize(self)

        if self.value and self.value != NOT_PROVIDED:
            data.update({'value': self.value.isoformat()}  )
        return data